diff --git a/test-requirements.txt b/test-requirements.txt
index bfd1c0a5..6e27c9b8 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,7 +1,7 @@
 pycodestyle==2.14.0
 pydocstyle==6.3.0
 dodgy==0.2.1
-isort==7.0.0
+isort==8.0.0
 mypy==1.19.1
 Flask-Testing==0.8.1
 nose2-cov==1.0a4